/* Office Note Skin v1.1.8 — 읽기용 원본은 Skin2_OfficeNote/style.css */
:root{--on-blue:#2949da;--on-lime:#dffa1f;--on-blue-700:color-mix(in srgb,var(--on-blue) 80%,#000);--on-blue-200:color-mix(in srgb,var(--on-blue) 30%,#fff);--on-blue-100:color-mix(in srgb,var(--on-blue) 14%,#fff);--on-blue-50:color-mix(in srgb,var(--on-blue) 6%,#fff);--on-bg:#f7f9ff;--on-card:#fff;--on-ink:#1f2128;--on-ink-2:#3b3d45;--on-ink-3:#5c6070;--on-line:#e3e7f2;--on-line-2:#cdd4e4;--on-warn:#9a5b00;--on-warn-bg:#fff6e3;--on-warn-line:#f1d49a;--on-font:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Apple SD Gothic Neo","Malgun Gothic","맑은 고딕",sans-serif;--on-mono:ui-monospace,"Cascadia Mono",Consolas,"D2Coding",monospace;--on-radius:14px;--on-shadow:0 1px 2px rgb(20 30 80 / .05),0 8px 24px -16px rgb(20 30 80 / .18);--on-ease:cubic-bezier(.2,.8,.2,1);--on-header-h:64px}@media (min-width:1024px){:root{--on-header-h:72px}}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--on-header-h) + 16px)}html.on-lock{overflow:hidden}html{overflow-x:hidden}body{margin:0;background:var(--on-bg);color:var(--on-ink-2);font-family:var(--on-font);font-size:16px;line-height:1.6;word-break:keep-all;overflow-wrap:anywhere;overflow-x:clip;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}button{font:inherit;color:inherit}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}::selection{background:var(--on-lime);color:#111}:focus-visible{outline:2px solid var(--on-blue);outline-offset:2px;border-radius:4px}html{scrollbar-color:var(--on-line-2) transparent;scrollbar-width:thin}.on-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.on-skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--on-lime);color:#111;font-weight:700;padding:10px 16px;border-radius:10px}.on-skip:focus{top:12px}.on-wrap{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}.on-narrow{max-width:860px}.on-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 18px;border:0;border-radius:12px;cursor:pointer;background:var(--on-blue);color:#fff;font-weight:600;font-size:15px;transition:background .2s var(--on-ease),box-shadow .2s var(--on-ease)}.on-btn:hover{background:var(--on-blue-700);box-shadow:0 10px 20px -10px rgb(20 30 80 / .45)}.on-btn svg{width:18px;height:18px}.on-btn--line{background:#fff;color:var(--on-ink);border:1px solid var(--on-line-2)}.on-btn--line:hover{background:var(--on-blue-50);color:var(--on-blue-700);box-shadow:none}.on-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:12px;background:transparent;cursor:pointer}.on-header{position:sticky;top:0;z-index:50;background:var(--on-blue);color:#fff}.on-header :focus-visible{outline-color:var(--on-lime)}.on-header-in{display:flex;align-items:center;gap:24px;height:var(--on-header-h)}.on-logo{font-size:21px;font-weight:800;letter-spacing:-.02em;line-height:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.on-logo img{display:block;height:32px;width:auto;max-width:220px}.on-nav{display:none;flex:1;justify-content:center}.on-nav ul{display:flex;gap:6px;margin:0;padding:0;list-style:none}.on-nav a{display:block;padding:8px 12px;border-radius:10px;font-size:15px;font-weight:500;color:#fff;opacity:.92;transition:background .2s var(--on-ease),opacity .2s}.on-nav a:hover{opacity:1;background:rgb(255 255 255 / .12)}.on-header-act{margin-left:auto;display:flex;align-items:center;gap:8px}.on-search-pill{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 10px;border:0;border-radius:15px;cursor:pointer;background:transparent;color:#fff;transition:background .2s var(--on-ease),color .2s,box-shadow 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var(--on-ease)}.on-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);padding:16px 20px 32px;background:#fff;overflow-y:auto;transform:translateX(100%);transition:transform .32s var(--on-ease)}.on-drawer.is-open .on-drawer-panel{transform:none}.on-drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.on-drawer-title{font-weight:700;color:var(--on-ink);font-size:17px}.on-drawer-search{display:flex;align-items:center;gap:10px;width:100%;height:48px;padding:0 14px;margin-bottom:18px;border:1px solid var(--on-line-2);border-radius:12px;background:var(--on-bg);color:var(--on-ink-3);cursor:pointer;text-align:left}.on-drawer-menu ul,.on-drawer-cat ul{list-style:none;margin:0;padding:0}.on-drawer-menu a{display:block;padding:12px 4px;font-size:17px;font-weight:600;color:var(--on-ink);border-bottom:1px solid var(--on-line)}.on-drawer-label{margin:22px 0 6px;font-size:13px;font-weight:700;color:var(--on-ink-3)}.on-drawer-cat a{display:block;padding:9px 4px;color:var(--on-ink-2)}.on-drawer-cat ul ul a{padding-left:16px;font-size:15px;color:var(--on-ink-3)}.on-search{position:fixed;inset:0;z-index:95;background:rgb(12 18 45 / .42);visibility:hidden;opacity:0;transition:opacity .25s var(--on-ease),visibility 0s linear .25s}.on-search.is-open{visibility:visible;opacity:1;transition:opacity .25s var(--on-ease)}.on-search-box{position:relative;max-width:720px;margin:0 auto;padding:28px 20px 26px;background:#fff;border-radius:0 0 20px 20px;transform:translateY(-24px);transition:transform .32s var(--on-ease)}.on-search.is-open .on-search-box{transform:none}.on-search-label{display:block;font-size:19px;font-weight:700;color:var(--on-ink);margin:0 48px 14px 0}.on-search-row{display:flex;gap:8px}.on-search-row input{flex:1;min-width:0;height:52px;padding:0 16px;border:1px solid var(--on-line-2);border-radius:12px;background:#fff;font:inherit;font-size:17px;color:var(--on-ink)}.on-search-row input:focus{outline:none;border-color:var(--on-blue);box-shadow:0 0 0 3px var(--on-blue-100)}.on-search-row .on-btn{height:52px}.on-search-close{position:absolute;top:18px;right:12px;color:var(--on-ink-3)}.on-layout{width:100%;max-width:1220px;margin:28px auto 64px;padding:0 20px}.on-side{display:none}@media (min-width:1024px){.on-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}.on-side{display:block;position:sticky;top:calc(var(--on-header-h) + 24px)}}.on-side-box{background:#fff;border:1px solid var(--on-line);border-radius:var(--on-radius);padding:20px 20px 16px;margin-bottom:20px}.on-side-title{margin:0 0 12px;font-size:16px;font-weight:700;color:var(--on-ink)}.on-side-box--blue{background:var(--on-blue);border-color:var(--on-blue);color:#fff}.on-side-box--blue .on-side-title{color:#fff}.on-side-box--blue ul{list-style:none;margin:0;padding:0}.on-side-box--blue a{display:flex;justify-content:space-between;gap:8px;padding:7px 0;color:#fff;opacity:.92;font-size:15px}.on-side-box--blue a:hover{opacity:1;text-decoration:underline;text-decoration-color:var(--on-lime);text-underline-offset:4px}.on-side-box--blue ul ul a{padding-left:12px;font-size:14px}.on-side-box--blue .c_cnt{color:#dfe6ff;font-size:13px}.tt_category img{display:none}.tt_category a:has(img) .c_cnt::after{content:"";display:inline-block;width:6px;height:6px;margin-left:6px;border-radius:50%;background:var(--on-lime);vertical-align:middle}.on-rank{list-style:none;margin:0;padding:0;counter-reset:rank}.on-rank li{counter-increment:rank;display:flex;gap:12px;padding:9px 0;border-top:1px solid var(--on-line)}.on-rank li:first-child{border-top:0}.on-rank li::before{content:counter(rank);font-weight:800;color:var(--on-blue);min-width:1ch;font-variant-numeric:tabular-nums}.on-rank a,.on-recent a{font-size:15px;line-height:1.5;color:var(--on-ink-2)}.on-rank a:hover,.on-recent a:hover{color:var(--on-blue)}.on-recent{list-style:none;margin:0;padding:0}.on-recent li{padding:8px 0;border-top:1px solid var(--on-line)}.on-recent li:first-child{border-top:0}#tt-body-page .on-layout,#tt-body-guestbook .on-layout{display:block;max-width:none;margin:0;padding:0}#tt-body-page .on-side,#tt-body-guestbook .on-side{display:none}#tt-body-guestbook .on-layout{padding:32px 0 64px}.on-home-hero{display:none}#tt-body-index .on-home-hero{display:block;background:#fff;border-bottom:1px solid var(--on-line);padding:44px 0 36px;text-align:center}.on-home-title{margin:0 auto 10px;max-width:18em;font-size:clamp(1.75rem,4.2vw + .6rem,2.6rem);font-weight:700;letter-spacing:-.025em;line-height:1.3;color:var(--on-ink);text-wrap:balance}.on-home-desc{margin:0 auto;max-width:36em;color:var(--on-ink-3);font-size:16px}#tt-body-index .on-list-head{display:none}.on-rev:empty,.on-rev:not(:has(*)){display:none}.on-rev{grid-column:1 / -1}.on-list-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:4px 0 20px}.on-list-head h1{margin:0;font-size:24px;font-weight:700;color:var(--on-ink);letter-spacing:-.02em}.on-list-count{color:var(--on-ink-3);font-size:14px;white-space:nowrap}.on-notice{display:flex;align-items:center;gap:10px;margin-bottom:12px;padding:12px 16px;background:#fff;border:1px solid var(--on-line);border-radius:12px}.on-notice-tag{background:var(--on-lime);color:#111;font-size:12px;font-weight:700;padding:2px 8px;border-radius:6px}.on-notice-title{font-weight:600;color:var(--on-ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#tt-body-index .on-col,#tt-body-category .on-col,#tt-body-tag .on-col,#tt-body-search .on-col,#tt-body-archive .on-col{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;align-content:start}#tt-body-index .on-col>:not(.on-card),#tt-body-category .on-col>:not(.on-card),#tt-body-tag .on-col>:not(.on-card),#tt-body-search .on-col>:not(.on-card),#tt-body-archive .on-col>:not(.on-card){grid-column:1 / -1}@media (min-width:640px){#tt-body-index .on-col,#tt-body-category .on-col,#tt-body-tag .on-col,#tt-body-search .on-col,#tt-body-archive .on-col{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}}.on-card{display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--on-line);border-radius:var(--on-radius);box-shadow:0 1px 2px rgb(20 30 80 / .04);transition:transform .3s var(--on-ease),box-shadow .3s var(--on-ease),border-color .3s}.on-card:hover{transform:translateY(-3px);border-color:var(--on-blue-200);box-shadow:0 18px 32px -20px rgb(41 73 218 / .45)}.on-card-thumb{display:block;aspect-ratio:16 / 9;background:var(--on-blue-50);overflow:hidden}.on-card-thumb img{display:block;width:100%;height:100%;object-fit:cover}.on-card-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px 20px;flex:1}.on-card-cat{font-size:13px;font-weight:600;color:var(--on-blue)}.on-card-title{margin:0;font-size:18px;font-weight:700;line-height:1.45;letter-spacing:-.015em;color:var(--on-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.on-card-sum{font-size:15px;line-height:1.65;color:var(--on-ink-3);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.on-card-date{margin-top:auto;padding-top:6px;font-size:13px;color:var(--on-ink-3);font-variant-numeric:tabular-nums}.on-paging{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-top:18px;min-width:0}@media (max-width:480px){.on-paging{gap:4px}.on-paging a{min-width:34px !important;height:38px !important;padding:0 4px !important;font-size:14px;border-radius:9px !important}}.on-paging a{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 6px;border-radius:10px;background:#fff;border:1px solid var(--on-line);color:var(--on-ink-2);font-weight:600;font-variant-numeric:tabular-nums}.on-paging a:hover{border-color:var(--on-blue-200);color:var(--on-blue)}.on-paging .selected,.on-paging a .selected{color:#fff}.on-paging a:has(.selected){background:var(--on-blue);border-color:var(--on-blue);color:#fff}.on-paging .no-more-prev,.on-paging .no-more-next{opacity:.4;pointer-events:none}.on-hero{background:#fff;border-bottom:1px solid var(--on-line)}.on-hero-in{max-width:920px;margin:0 auto;padding:40px 20px 30px;text-align:center}@media (min-width:1024px){.on-hero-in{padding:64px 20px 40px}}.on-hero-cat{display:inline-block;font-size:15px;font-weight:600;color:var(--on-blue);margin-bottom:10px}.on-hero-cat:hover{text-decoration:underline;text-underline-offset:4px}.on-hero h1{margin:0 auto;max-width:21em;font-size:clamp(1.6rem,3.4vw + .9rem,2.5rem);font-weight:700;line-height:1.35;letter-spacing:-.028em;color:var(--on-ink);text-wrap:balance}.on-crumb{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin-top:16px;font-size:14px;color:var(--on-ink-3)}.on-crumb a{text-decoration:underline;text-decoration-color:var(--on-line-2);text-underline-offset:3px}.on-crumb a:hover{color:var(--on-blue)}@media (max-width:639px){.on-crumb>:nth-last-child(-n+2){display:none}}.on-crumb [aria-current]{max-width:22em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.on-byline{display:flex;justify-content:center;gap:8px;margin:10px 0 0;font-size:14px;color:var(--on-ink-3)}.on-admin{display:flex;justify-content:center;gap:12px;margin:10px 0 0;font-size:13px}.on-admin a{color:var(--on-ink-3);text-decoration:underline}.on-post-grid{padding-top:0;padding-bottom:64px}@media (min-width:1024px){.on-post-grid{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:44px;justify-content:center;align-items:start;padding-top:40px}}.on-article{background:#fff;margin:0 -20px;padding:28px 20px 36px;border-bottom:1px solid var(--on-line)}@media (min-width:640px){.on-article{margin:28px 0 0;padding:44px 48px 48px;border:1px solid var(--on-line);border-radius:18px;box-shadow:var(--on-shadow)}}@media (min-width:1024px){.on-article{margin-top:0}}.on-post-side{display:none}@media (min-width:1024px){.on-post-side{display:block;position:sticky;top:calc(var(--on-header-h) + 24px);max-height:calc(100vh - var(--on-header-h) - 48px);overflow-y:auto}}.on-toc,.on-related{background:#fff;border:1px solid var(--on-line);border-radius:var(--on-radius);padding:20px 18px 14px;margin-bottom:20px}.on-toc ol,.on-related ol{list-style:none;margin:0;padding:0}.on-toc li{margin:0}.on-toc a{position:relative;display:block;padding:6px 0 6px 16px;font-size:14px;line-height:1.5;color:var(--on-ink-3);transition:color .2s}.on-toc a::before{content:"";position:absolute;left:2px;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:50%;background:var(--on-line-2);transition:background .2s,transform .2s var(--on-ease)}.on-toc li.is-sub a{padding-left:30px;font-size:13.5px}.on-toc li.is-sub a::before{left:16px;width:4px;height:4px;margin-top:-2px}.on-toc a:hover{color:var(--on-ink)}.on-toc a.is-active{color:var(--on-blue);font-weight:600}.on-toc a.is-active::before{background:var(--on-blue);box-shadow:0 0 0 3px var(--on-lime);transform:scale(1.1)}.on-related ol{counter-reset:rel}.on-related li{counter-increment:rel;display:flex;gap:10px;padding:9px 0;border-top:1px solid var(--on-line)}.on-related li:first-child{border-top:0}.on-related li::before{content:counter(rel);font-weight:800;color:var(--on-blue);font-variant-numeric:tabular-nums}.on-related a{font-size:14px;line-height:1.5;color:var(--on-ink-2)}.on-related a:hover{color:var(--on-blue)}@media (max-width:1023px){.on-post-side{display:block}.on-post-side .on-toc{display:none !important}.on-post-side .on-related{margin:24px 0 0}}.on-toc-m{margin:28px 0;border:1px solid var(--on-blue-100);border-radius:12px;background:var(--on-blue-50)}@media (min-width:1024px){.on-toc-m{display:none}}.on-toc-m summary{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px 16px;cursor:pointer;list-style:none;font-weight:700;color:var(--on-blue-700);font-size:16px}.on-toc-m summary::-webkit-details-marker{display:none}.on-toc-m summary::after{content:"";width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s var(--on-ease)}.on-toc-m[open] summary::after{transform:rotate(-135deg) translateY(-2px)}.on-toc-count{margin-left:auto;font-size:13px;font-weight:600;color:var(--on-ink-3)}.prose .on-toc-m ol{margin:0 !important;padding:0 16px 14px !important;list-style:none !important}.prose .on-toc-m li{margin:0 !important;padding:0 !important}.prose .on-toc-m li::marker{content:none}.prose .on-toc-m a{display:block;padding:7px 0;font-size:15px;color:var(--on-ink-2) !important;text-decoration:none !important;border-top:1px solid var(--on-blue-100)}.prose .on-toc-m li.is-sub a{padding-left:14px;font-size:14px;color:var(--on-ink-3) !important}.on-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:0;margin-top:32px;padding-top:20px;border-top:1px solid var(--on-line)}.on-tags-label{font-size:14px;font-weight:700;color:var(--on-ink-3);margin-right:4px}.on-tags a{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--on-bg);border:1px solid var(--on-line);font-size:13.5px;color:var(--on-ink-3);transition:border-color .2s,color .2s}.on-tags a:hover{border-color:var(--on-blue-200);color:var(--on-blue)}.on-author{display:flex;gap:16px;align-items:flex-start;margin-top:28px;padding:22px;background:#fff;border:1px solid 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